http://archive.freep.com/VideoNetwork/2932842516001/Arapahoe-student-I-didn-t-think-it-was-realhttp://bc_gvpc_od-f.akamaihd.net/media/963482463001/201312/1585/963482463001_2932823755001_26c539ad-695a-4774-a1f6-baa8766025b8.mp4?pubId=35547428001&videoId=2932842516001http://archive.freep.com/VideoNetwork/2932842516001/Arapahoe-student-I-didn-t-think-it-was-realhttp://bc_gvpc.edgesuite.net/img/963482463001/201312/2057/963482463001_2932838640001_th-52ab9607e4b0dec27adc8424-1592194016001.jpgArapahoe student: I didn't think it was realAn Arapahoe High School student recounts sitting in his chemistry class when teachers ran in screaming at the class to 'Get down.' His mother emotionally recalls her experiences of the day.214colorado shootingvpcbestnewsbestarapahoe high schoolLittletonKUSAvpcNational NewsNewsapp_main03:02